Hi Andreas, [auto build test WARNING on net/master -- if it's inappropriate base, please ignore]
config: microblaze-mmu_defconfig (attached as .config)
reproduce:
wget
https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross
-O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=microblaze
All warnings (new ones prefixed by >>):
net/ipv4/ip_tunnel_core.c: In function 'iptunnel_xmit':
>> net/ipv4/ip_tunnel_core.c:55:6: warning: unused variable 'pkt_len'
>> [-Wunused-variable]
int pkt_len = skb->len - skb_inner_network_offset(skb);
^
vim +/pkt_len +55 net/ipv4/ip_tunnel_core.c
0e6fbc5b Pravin B Shelar 2013-06-17 39 #include <net/protocol.h>
0e6fbc5b Pravin B Shelar 2013-06-17 40 #include <net/ip_tunnels.h>
0e6fbc5b Pravin B Shelar 2013-06-17 41 #include <net/arp.h>
0e6fbc5b Pravin B Shelar 2013-06-17 42 #include <net/checksum.h>
0e6fbc5b Pravin B Shelar 2013-06-17 43 #include <net/dsfield.h>
0e6fbc5b Pravin B Shelar 2013-06-17 44 #include <net/inet_ecn.h>
0e6fbc5b Pravin B Shelar 2013-06-17 45 #include <net/xfrm.h>
0e6fbc5b Pravin B Shelar 2013-06-17 46 #include <net/net_namespace.h>
0e6fbc5b Pravin B Shelar 2013-06-17 47 #include <net/netns/generic.h>
0e6fbc5b Pravin B Shelar 2013-06-17 48 #include <net/rtnetlink.h>
63d008a4 Jiri Benc 2015-09-22 49 #include <net/dst_metadata.h>
0e6fbc5b Pravin B Shelar 2013-06-17 50
aad88724 Eric Dumazet 2014-04-15 51 int iptunnel_xmit(struct sock *sk,
struct rtable *rt, struct sk_buff *skb,
0e6fbc5b Pravin B Shelar 2013-06-17 52 __be32 src, __be32
dst, __u8 proto,
963a88b3 Nicolas Dichtel 2013-09-02 53 __u8 tos, __u8 ttl,
__be16 df, bool xnet)
0e6fbc5b Pravin B Shelar 2013-06-17 54 {
bc22a0e2 Nicolas Dichtel 2015-09-18 @55 int pkt_len = skb->len -
skb_inner_network_offset(skb);
0e6fbc5b Pravin B Shelar 2013-06-17 56 struct iphdr *iph;
0e6fbc5b Pravin B Shelar 2013-06-17 57
963a88b3 Nicolas Dichtel 2013-09-02 58 skb_scrub_packet(skb, xnet);
963a88b3 Nicolas Dichtel 2013-09-02 59
7539fadc Tom Herbert 2013-12-15 60 skb_clear_hash(skb);
0e6fbc5b Pravin B Shelar 2013-06-17 61 skb_dst_set(skb, &rt->dst);
0e6fbc5b Pravin B Shelar 2013-06-17 62 memset(IPCB(skb), 0,
sizeof(*IPCB(skb)));
0e6fbc5b Pravin B Shelar 2013-06-17 63
:::::: The code at line 55 was first introduced by commit
:::::: bc22a0e2ea03b75b51a1f722f93821744b5b5ff1 iptunnel: make rx/tx bytes
counters consistent
:::::: TO: Nicolas Dichtel <nicolas.dich...@6wind.com>
:::::: CC: David S. Miller <da...@davemloft.net>
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https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: Binary data
